engineering recuitment UPMRC JE 2024 Mock Test Electrician and Wireman Electrical Machines Transformers
With reference to the transformer, which of the following option is incorrect?
1
The main material of the transformer should have a low core loss and high permeability (magnetism).
2
The high voltage coil is placed near the core.
3
Copper loss = Iron loss is a condition of maximum efficiency.
4
The efficiency of a well-designed transformer is in the range of 95-99 percent.